Vktech USB 2.0 Digital DVB-T HDTV TV Tuner Stick Recorder Receiver With IR Remote Compatible with Windows 2000/XP/Vista32/Vista64 Sound card: Microsoft direct x9.0 or above dimensions (W x D x H): 30.5 (W) x 72(D) x 14.4(H) mm Support multi-picture display A/V format: video format: MPEG-II Main profile & main level